헬름 설치

curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3
chmod 700 get_helm.sh
./get_helm.sh

nginx ingress controller 설치

helm install my-release oci://ghcr.io/nginxinc/charts/nginx-ingress --version 2.0.0

deployment, service 생성

vagrant@slave1:~$ kubectl create deployment web --image=gcr.io/google-samples/hello-app:1.0
deployment.apps/web created

vagrant@slave1:~$ kubectl get deployment web
NAME   READY   UP-TO-DATE   AVAILABLE   AGE
web    1/1     1            1           25s

vagrant@slave1:~$ kubectl expose deployment web --type=NodePort --port=8080
service/web exposed

vagrant@slave1:~$ kubectl get service web
NAME   TYPE       CLUSTER-IP       EXTERNAL-IP   PORT(S)          AGE
web    NodePort   10.107.105.108   <none>        8080:31270/TCP   14s

nodeport 연결 확인

vagrant@slave1:~$ curl http://192.168.56.10:31270
Hello, world!
Version: 1.0.0
Hostname: web-57f46db77f-dww5x

인그레스 정의

vagrant@slave1:~$ vi ing.yml

apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: example-ingress
spec:
  ingressClassName: nginx
  rules:
    - host: hello-world.example
      http:
        paths:
          - path: /hello
            pathType: Prefix
            backend:
              service:
                name: web
                port:
                  number: 8080

인그레스 생성

vagrant@slave1:~$ k apply -f ing.yml
ingress.networking.k8s.io/example-ingress created

vagrant@slave1:~$ kubectl get ingress
NAME              CLASS   HOSTS                 ADDRESS   PORTS   AGE
example-ingress   nginx   hello-world.example             80      44s

hosts 파일 수정한 경우

C:\Windows\System32\drivers\etc\hosts 파일 수정

192.168.56.10 hello-world.example


vagrant@slave1:~$ curl hello-world.example:31270
Hello, world!
Version: 1.0.0
Hostname: web-57f46db77f-dww5x

브라우저 확인

hosts 파일 수정없이 확인

vagrant@slave1:~$ curl --resolve "hello-world.example:31270:192.168.56.101" -i http://hello-world.example:31270/hello
HTTP/1.1 200 OK
Date: Thu, 19 Dec 2024 12:00:01 GMT
Content-Length: 60
Content-Type: text/plain; charset=utf-8

Hello, world!
Version: 1.0.0
Hostname: web-57f46db77f-dww5x